CN203951437U - Photovoltaic plant wind resistance checkout gear - Google Patents
Photovoltaic plant wind resistance checkout gear Download PDFInfo
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- CN203951437U CN203951437U CN201420323870.8U CN201420323870U CN203951437U CN 203951437 U CN203951437 U CN 203951437U CN 201420323870 U CN201420323870 U CN 201420323870U CN 203951437 U CN203951437 U CN 203951437U
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- photovoltaic plant
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- mcu master
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a kind of photovoltaic plant wind resistance checkout gear, the technical field that belongs to solar power generation, involving vibrations transducer, preamplifier, A/D converter, MCU master controller, siren, PC, wherein said vibrating sensor is arranged on solar panel, for detection of solar panel, shakes; Described vibrating sensor is connected with preamplifier input, and described preamplifier output is connected with A/D converter input, and described A/D converter output is connected with MCU master controller input; Described MCU master controller output is connected with siren, PC respectively.The utility model can detect solar panels vibrations in real time, avoid solar panel under long-time shock conditions, to cause the problem that holding screw is loosening, affect power plant safety, and measure in real time the wind speed and direction at photovoltaic plant scene, improve the fail safe of photovoltaic plant, improve the wind resistance safety issue in photovoltaic plant long-time running.
Description
Technical field
The utility model relates to a kind of photovoltaic plant wind resistance checkout gear, belongs to the technical field of solar power generation.
Background technology
Photovoltaic generation has been part important in energy resource structure.But China is the multiple countries of natural calamity such as a typhoon, heavy rain, and bad weather can produce a very large impact the security performance of photovoltaic plant.Photovoltaic plant monitoring system is as the basic checkout gear of photovoltaic plant operational factor and power station running environment key element, and the accuracy of its measuring ability and diversity directly affect photovoltaic plant safe operation.Therefore, research photovoltaic plant wind resistance checkout gear, to improving power plant safety performance, be of great practical significance, meet the preferential subject requirement of < < National Program for Medium-to Long-term Scientific and Technological Development > >.
Solar panel is as the nucleus module of photovoltaic plant, just there is objectivity difference in its stability when mounted, after the long-term field work environment of experience, cause the stability of solar panel mounting hole site constantly to reduce, in the course of time may cause solar panel to occur loosening, even occur the phenomenon coming off, this normal operation on photovoltaic plant has caused serious impact, more can make country suffer huge economic loss; Therefore, National Meteorological Bureau's regulation, the system that should regularly carry out in all directions photovoltaic plant detects.Because China is just at the early-stage to the detection of solar panel in photovoltaic plant, check system and equipment are all in the starting stage, also perfect not to the utmost to the verification of its security performance, think photovoltaic plant regular detection provide technological means and equipment to there is both urgent and necessary practice significance.
No matter be that the domestic TK-ZF series of TAOKE company development or the SUNNY TRIPOWER series photovoltaic power station monitoring system of external SMA Solar Technology company development can be divided into the monitoring of photovoltaic plant operational factor and the monitoring of power station running environment key element substantially at present.Operational factor monitoring is mainly the voltage and current information of measuring the photovoltaic module in power station, by electric current and voltage information monitoring, analyzes power station running status, and whether such as having, photovoltaic module damages, degradation under generating efficiency.The common similar automatic weather station of power station running environment key element monitoring, main measurement will have the surface temperature, ambient temperature of radiation, photovoltaic module etc., objectively evaluates and tests the service life, generating efficiency of photovoltaic module etc. by the monitoring of power station environmental key-element.Although at present progressively variation of monitoring function, effectiveness analysis are more accurate, but the solar panel of photovoltaic plant can shake under the blowing of wind, solar panel can cause holding screw loosening under long-time shock conditions, affect power plant safety, and existing monitoring system still cannot detect the shock conditions of solar panel in real time, cannot carry out Real-time Obtaining to the wind resistance situation of solar panel and coefficient of safety, cannot obtain the whole wind resistance of photovoltaic plant, reduce the fail safe of photovoltaic plant.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, a kind of photovoltaic plant wind resistance checkout gear is provided, by vibrating sensor is set on solar panel, detect in real time solar panel vibrations, and measure in real time the wind speed and direction at photovoltaic plant scene, solar panel vibrations are combined to the whole wind resistance situation of photovoltaic plant of obtaining with environmental data, the fail safe that improves photovoltaic plant, the wind resistance safety issue in the long-time running of solution photovoltaic plant.
The utility model specifically solves the problems of the technologies described above by the following technical solutions:
A photovoltaic plant wind resistance checkout gear, involving vibrations transducer, preamplifier, A/D converter, MCU master controller, siren, PC, wherein said vibrating sensor is arranged on solar panel, for detection of solar panel, shakes; Described vibrating sensor is connected with preamplifier input, and described preamplifier output is connected with A/D converter input, and described A/D converter output is connected with MCU master controller input; Described MCU master controller output is connected with siren, PC respectively.
As a kind of optimal technical scheme of the present utility model: described vibrating sensor is arranged on solar panel shady face.
As a kind of optimal technical scheme of the present utility model: also comprise air velocity transducer, wind transducer, pulse shaper, wherein said air velocity transducer and wind transducer are all arranged on photovoltaic plant, and described air velocity transducer is connected with pulse shaper input respectively with wind transducer; Described pulse shaper output is connected with MCU master controller.
As a kind of optimal technical scheme of the present utility model: described MCU master controller output comprises R/W port, and described PC is provided with FPDP, and the R/W port of described MCU master controller is connected with PC FPDP by RS485 wired mode.
As a kind of optimal technical scheme of the present utility model: also comprise the radio receiving transmitting module being connected with MCU master controller, described MCU master controller is connected with PC by radio receiving transmitting module.
The utility model adopts technique scheme, can produce following technique effect:
The photovoltaic plant wind resistance checkout gear that the utility model provides, by vibrating sensor is set on solar panel, solar panel vibrations coefficient is monitored, can detect in real time solar panels vibrations, avoid solar panel under long-time shock conditions, to cause the problem that holding screw is loosening, affect power plant safety.And in conjunction with the wind speed and direction at photovoltaic plant scene now, solar panel vibrations and environmental data combination are obtained to the wind resistance situation of solar panel, to the solar panel occurring in photovoltaic plant long-time running, loosening or obscission is monitored, improve the fail safe of photovoltaic plant, the whole wind resistance safety issue improving in photovoltaic plant long-time running.
Accompanying drawing explanation
Fig. 1 is the module diagram of photovoltaic plant wind resistance checkout gear of the present utility model.
The analog circuit figure of Fig. 2 photovoltaic plant wind resistance of the present utility model checkout gear.
Fig. 3 is the vibrating sensor modulate circuit figure of photovoltaic plant wind resistance checkout gear of the present utility model.
Fig. 4 is the wind direction and wind velocity sensor modulate circuit figure of photovoltaic plant wind resistance checkout gear of the present utility model.
Fig. 5 is the circuit diagram that in photovoltaic plant wind resistance checkout gear of the present utility model, MCU master controller adopts chip.
Embodiment
Below in conjunction with Figure of description, execution mode of the present utility model is described.
As depicted in figs. 1 and 2, provided the embodiment of the utility model photovoltaic plant wind resistance checkout gear, involving vibrations transducer, preamplifier, A/D converter, MCU master controller, siren, PC, wherein said vibrating sensor is arranged on solar panel, for detection of the solar panel vibrations of being fixed on support; Described vibrating sensor is connected with preamplifier input, and described preamplifier output is connected with A/D converter input, and described A/D converter output is connected with the I/O mouth of MCU master controller input; Described MCU master controller output I/O mouth is connected with siren, PC respectively; After vibrating sensor analog signal being converted to digital signal by A/D converter, input MCU master controller, MCU master controller is converted to Oscillating Coefficients value by the data obtained, MCU master controller starts siren according to Oscillating Coefficients value and reports to the police, PC is monitored field data simultaneously, can learn the shock conditions of each solar panel in photovoltaic plant, according to the numerical value of measuring, understand the wind resistance of photovoltaic plant.
For vibrating sensor, be arranged on each piece solar panel, a solar panel is furnished with a vibrating sensor.And the physical location of vibrating sensor can be determined as required, it is better that vibrating sensor is arranged on the shady face of solar panel effect, make vibrating sensor can avoid directly being blown and beaten by the wind-force on solar panel surface, accuracy when affecting the stability of vibrating sensor installation and detecting, vibrating sensor modulate circuit figure wherein, as shown in Figure 3, described vibrating sensor is connected with preamplifier input, described preamplifier output is connected with A/D converter input, described A/D converter output is connected with MCU master controller input.Preamplifier is undertaken after analog-to-digital conversion by RC filter transmission to A/D converter vibrating sensor output signal isolation amplification, transfer to MCU master controller, MCU master controller is converted to solar cell panel vibration by the data obtained, determines the vibrations coefficient of solar panel in photovoltaic plant.
In addition, also comprise air velocity transducer, wind transducer, pulse shaper, wherein air velocity transducer and wind transducer are all arranged on photovoltaic plant, wind speed, wind direction for detection of place photovoltaic plant environment, described air velocity transducer is connected with pulse shaper input respectively with wind transducer, and wind direction and wind velocity sensor modulate circuit figure as shown in Figure 4; The TA0 port connection count of described pulse shaper output and MCU master controller input.Pulse shaper carries out, after shaping, transferring to MCU master controller to the pulse signal of air velocity transducer, wind transducer transmission, and MCU master controller is converted to ambient wind velocity value, wind direction value by the data obtained.Device is when obtaining solar panel vibrations coefficient, utilize air velocity transducer, wind transducer to obtain wind speed on photovoltaic plant, wind direction coefficient simultaneously, MCU master controller is determined wind speed size according to air speed value, wind direction under determining according to wind direction value, by wind speed and affiliated wind direction combination, determine the environmental parameter of photovoltaic plant.
Being connected between MCU master controller and PC can be adopted in two ways, and a kind of is wired connection, and another is wireless connections.Under wired connection mode, MCU master controller output comprises R/W port, and described PC is provided with FPDP, and the R/W port of described MCU master controller interconnects by RS485 wired mode and PC FPDP.Under wireless connections mode, device also comprises the radio receiving transmitting module being connected with MCU master controller, MCU master controller is connected with PC by radio receiving transmitting module, wherein in PC with the wireless communication module coordinating with it, wireless communication module receives the data that radio receiving transmitting module sends, and the order of PC can be received and fed back to MCU master controller by radio receiving transmitting module.Radio receiving transmitting module can adopt bluetooth transceiver module commonly known in the art, infrared transceiver module etc.
The circuit diagram of photovoltaic plant wind resistance monitoring device, as shown in Figure 2, workflow is as follows, MCU master controller can be determined the sampling time as required, as every 1 minute once sampling data, data comprise the vibration data of the solar panel that a plurality of vibrating sensors are measured respectively, the air speed data that air velocity transducer is measured, the wind direction data that wind transducer is measured, MCU master controller is determined vibrations numerical value according to vibration data, according to air speed data, determine air speed value, wind direction under determining according to wind direction, then in MCU master controller, be preset with vibrations, wind speed, the threshold value of wind direction, when the numerical value detecting surpasses certain threshold value, MCU master controller starts siren and reports to the police.Established data is sent to PC by RS485 wired mode, PC shows described data simultaneously, and solar panel vibrations are combined to the whole wind resistance situation of acquisition photovoltaic plant with environmental data.
In the utility model, each transducer is existing transducer, belongs to hardware module, as adopted AC133 type vibrating sensor, utilizes its highly sensitive realization to detect; Air velocity transducer can adopt FY-FS type transducer, and wind transducer can adopt FY-FX type transducer.MCU master controller is also existing hardware module, can select MSP430 chip, as shown in Figure 5, fast response time, better processing effect, the function of this MCU master controller is that the function of the reception of using existing master controller itself to possess, simple process, transmission realizes, and the analog signal of utilizing technology commonly known in the art to receive to measure, the digital signal converting to is obtained to the simple process of corresponding numerical value and send the corresponding numerical value of acquisition.Master controller itself is not made improvements, do not also have specific method flow yet.PC in the utility model is also existing hardware module, does not also also have specific method flow, utilizes existing as can be realized for equipment such as computer, panel computers.
The correlation module relating in the utility model and the function of realization thereof are on the device of hardware after improvement and formation thereof, to carry computer software programs or relevant agreement conventional in prior art just can realize, and are not that computer software programs of the prior art or relevant agreement are improved.Innovation of the present utility model is installing whole improvement, comprise each hardware module and connect syntagmatic, but not be in each hardware module for realizing software that relevant function carries or the improvement of agreement.
To sum up, this device can detect solar panels vibrations in real time, avoid solar panel under long-time shock conditions, to cause the problem that holding screw is loosening, affect power plant safety, and measure in real time the wind speed and direction at photovoltaic plant scene, solar panel vibrations are combined to the whole wind resistance situation of acquisition photovoltaic plant with environmental data, improve the fail safe of photovoltaic plant, solve the wind resistance safety issue in photovoltaic plant long-time running.
By reference to the accompanying drawings execution mode of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned execution mode, in the ken possessing those of ordinary skills, can also under the prerequisite that does not depart from the utility model aim, make a variety of changes.
Claims (5)
1. photovoltaic plant wind resistance checkout gear, it is characterized in that: involving vibrations transducer, preamplifier, A/D converter, MCU master controller, siren, PC, wherein said vibrating sensor is arranged on solar panel, for detection of solar panel, shakes; Described vibrating sensor is connected with preamplifier input, and described preamplifier output is connected with A/D converter input, and described A/D converter output is connected with MCU master controller input; Described MCU master controller output is connected with siren, PC respectively.
2. photovoltaic plant wind resistance checkout gear according to claim 1, is characterized in that: described vibrating sensor is arranged on solar panel shady face.
3. according to photovoltaic plant wind resistance checkout gear described in claim 1 or 2, it is characterized in that: also comprise air velocity transducer, wind transducer, pulse shaper, wherein said air velocity transducer and wind transducer are all arranged on photovoltaic plant, and described air velocity transducer is connected with pulse shaper input respectively with wind transducer; Described pulse shaper output is connected with MCU master controller.
4. photovoltaic plant wind resistance checkout gear according to claim 3, it is characterized in that: described MCU master controller output comprises R/W port, described PC is provided with FPDP, and the R/W port of described MCU master controller is connected with PC FPDP by RS485 wired mode.
5. photovoltaic plant wind resistance checkout gear according to claim 4, is characterized in that: also comprise the radio receiving transmitting module being connected with MCU master controller, described MCU master controller is connected with PC by radio receiving transmitting module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420323870.8U CN203951437U (en) | 2014-06-17 | 2014-06-17 | Photovoltaic plant wind resistance checkout gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420323870.8U CN203951437U (en) | 2014-06-17 | 2014-06-17 | Photovoltaic plant wind resistance checkout gear |
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| Publication Number | Publication Date |
|---|---|
| CN203951437U true CN203951437U (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420323870.8U Expired - Fee Related CN203951437U (en) | 2014-06-17 | 2014-06-17 | Photovoltaic plant wind resistance checkout gear |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846779A (en) * | 2016-03-22 | 2016-08-10 | 苏州玄禾物联网科技有限公司 | Photovoltaic assembly vibration detection and photovoltaic assembly control device |
| CN106357218A (en) * | 2016-10-31 | 2017-01-25 | 皮普军 | Photovoltaic power generation unit monitoring system |
| CN106817079A (en) * | 2017-03-16 | 2017-06-09 | 常州亿晶光电科技有限公司 | A kind of intelligent solar panel detecting device based on Internet of Things |
-
2014
- 2014-06-17 CN CN201420323870.8U patent/CN203951437U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105846779A (en) * | 2016-03-22 | 2016-08-10 | 苏州玄禾物联网科技有限公司 | Photovoltaic assembly vibration detection and photovoltaic assembly control device |
| CN106357218A (en) * | 2016-10-31 | 2017-01-25 | 皮普军 | Photovoltaic power generation unit monitoring system |
| CN106357218B (en) * | 2016-10-31 | 2018-12-04 | 天津市裕控科技有限公司 | A kind of photovoltaic generation unit monitoring system |
| CN106817079A (en) * | 2017-03-16 | 2017-06-09 | 常州亿晶光电科技有限公司 | A kind of intelligent solar panel detecting device based on Internet of Things |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20160617 |